Diagrams; Ic Pinfunctions - Sony COP-911 Service Manual

SECTION 5
DIAGRAMS
5-1. iC PINFUNCTIONS
e 1C101 DSP Controller (CXD2515Q)
Functions effected by the captioned controller include focus (tracking/sled servo) EFM comparator, digital signal processor and CLV
servo in the CD unit.
SRON
36 9 Tracking drive signal output. (Not in use with the model.)
kee eae
6 ai Tracking drive signal output
7 TFON
8 FFDR
Ts [ron
:
po fv |] | Input of Sscillation Sirciit For analog EFM PLL. (Not in use with the model.)
The equipment is fixed at "L".
a
: =
Focus drive signal output. (Not in use with the model.)
Tracking drive signal output. (Not in use with the model.)
Focus drive signal output.
DVss Digital ground terminal.
16 TEST2 Test terminal. Normally: ground.
7
Lad
TEST3 a) Test terminal. Normally: ground.
Clock signal input from VCO for variable pitch. (Not in use with the model.)
21 avez =| Analog power supply terminal
1
The equipment is fixed at "L".
22 IGEN Power supply terminal for operational amplifier.
Tracking error signal input.
Sled error signal input.
2a ee ee
ee
29 FE Focus error signal input.
0 | vc te
Center voltage input.